Add to Cart Compare Quick view Plant Preservative Mixture (PPM) MSRP: Now: €45.49 Was: The Plant Preservative Mixture (PPM™), developed by Plant Cell Technologies, is a broad-spectrum biocide specifically designed to combat microbial contamination in in vitro plant tissue cultures. As a phytosanitary agent, PPM™ offers a... MSRP: Now: €45.49 Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: €45.49 Was: Subtotal: Add to Cart